<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>登录</title>

    <link rel="stylesheet" href="css/common.css">
    <link rel="stylesheet" href="css/login.css">
</head>
<body>
<div class="nav">
    五子棋对战
</div>
<div class="login-container">
    <!-- 登录界面的对话框 -->
    <div class="login-dialog">
        <!-- 提示信息 -->
        <h3>登录</h3>
        <!-- 这个表示一行 -->
        <div class="row">
            <span>用户名</span>
            <input type="text" id="username">
        </div>
        <!-- 这是另一行 -->
        <div class="row">
            <span>密码</span>
            <input type="password" id="password">
        </div>
        <!-- 提交按钮 -->
        <div class="row">
            <button id="submit">提交</button>
        </div>
        <div class="row">
            <button id="register">注册</button>
        </div>
    </div>

</div>


<script src="./js/jquery.min.js"></script>
<script>
    let usernameInput = document.querySelector('#username');
    let passwordInput = document.querySelector('#password');
    let submitButton = document.querySelector('#submit');
    let registerButton = document.querySelector('#register');
    submitButton.onclick = function () {
        $.ajax({
                // 发送类型
                type: 'get',
                // 发送到指定的URL
                url: '/login',
                // 后端接收到数据
                data: {
                    userName: usernameInput.value,
                    password: passwordInput.value,
                },

                // 如果成功了就判断返回数据是否准确
                success : function (result) {
                    console.log("后端返回到数据userName：" + result.userName);
                    console.log("后端返回到数据userId: " + result.userId);
                    if (result && result.userId > 0) {
                        console.log("登录成功!")
                        // alert("登录成功");
                        // 跳转到游戏大厅
                        location.assign('/game_hall.html');
                    } else {
                        alert("登录失败,请检查用户名和密码!");
                    }
                },

                // 发送失败的情况
                error: function () {
                    alert("登录失败,请联系客服!");
                }
            }
        );
    }
    registerButton.onclick = function () {
        location.assign('/register.html');
    }
</script>
</body>
</html>